package com.kaifa.test;

public class StringBufferDemo {
    public static void main(String[] args) {
//        StringBuffer strBuff = new StringBuffer("123");
//        String str2 = new String("123");
//        String str = "123";
//        strBuff.append("sjdkhsdkfj");
//        strBuff.insert(2,"444");
//        System.out.println(strBuff);
        /*System.out.println(strBuff.length());
        System.out.println(str2.length());*/
        /*System.out.println(strBuff.equals(str2));
        System.out.println(str.equals(str2));
        System.out.println(str==str2);*/


    }
}
